Home / 51,206.90-77,086.99-46,057.33

Finding the Fourth Proportional to 51,206.90, 77,086.99 and 46,057.33

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Solution

The fourth proportional to 51,206.90, 77,086.99 and 46,057.33 is: 69,334.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,206.90 : 77,086.99 = 46,057.33 : x
  2. Step 2: Convert to fraction form
    51,206.90/77,086.99 = 46,057.33/x
  3. Step 3: Cross multiply
    51,206.90x = 77,086.99 × 46,057.33
  4. Step 4: Simplify right side
    51,206.90x = 3,550,420,937.14
  5. Step 5: Solve for x
    x = 3,550,420,937.14/51,206.90
  6. Step 6: Final answer
    x = 69,334.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.